2 /* Copyright (c) Mark J. Kilgard, 1994. */
5 (c) Copyright 1993, Silicon Graphics, Inc.
9 Permission to use, copy, modify, and distribute this software
10 for any purpose and without fee is hereby granted, provided
11 that the above copyright notice appear in all copies and that
12 both the copyright notice and this permission notice appear in
13 supporting documentation, and that the name of Silicon
14 Graphics, Inc. not be used in advertising or publicity
15 pertaining to distribution of the software without specific,
16 written prior permission.
18 THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU
19 "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR
20 OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF
21 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO
22 EVENT SHALL SILICON GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE
23 ELSE FOR ANY DIRECT, SPECIAL, INCIDENTAL, INDIRECT OR
24 CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER,
25 INCLUDING WITHOUT LIMITATION, LOSS OF PROFIT, LOSS OF USE,
26 SAVINGS OR REVENUE, OR THE CLAIMS OF THIRD PARTIES, WHETHER OR
27 NOT SILICON GRAPHICS, INC. HAS BEEN ADVISED OF THE POSSIBILITY
28 OF SUCH LOSS, HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 ARISING OUT OF OR IN CONNECTION WITH THE POSSESSION, USE OR
30 PERFORMANCE OF THIS SOFTWARE.
32 US Government Users Restricted Rights
34 Use, duplication, or disclosure by the Government is subject to
35 restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
36 (c)(1)(ii) of the Rights in Technical Data and Computer
37 Software clause at DFARS 252.227-7013 and/or in similar or
38 successor clauses in the FAR or the DOD or NASA FAR
39 Supplement. Unpublished-- rights reserved under the copyright
40 laws of the United States. Contractor/manufacturer is Silicon
41 Graphics, Inc., 2011 N. Shoreline Blvd., Mountain View, CA
44 OpenGL(TM) is a trademark of Silicon Graphics, Inc.
54 # include <OpenGL/gl.h>
60 /* Rim, body, lid, and bottom data must be reflected in x
61 and y; handle and spout data across the y axis only. */
63 static long patchdata[][16] =
66 {102, 103, 104, 105, 4, 5, 6, 7, 8, 9, 10, 11,
69 {12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
71 {24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 35, 36,
74 {96, 96, 96, 96, 97, 98, 99, 100, 101, 101, 101,
76 {0, 1, 2, 3, 106, 107, 108, 109, 110, 111, 112,
77 113, 114, 115, 116, 117},
79 {118, 118, 118, 118, 124, 122, 119, 121, 123, 126,
80 125, 120, 40, 39, 38, 37},
82 {41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
84 {53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64,
87 {68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
89 {80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91,
94 static float cpdata[][3] =
96 {0.2, 0, 2.7}, {0.2, -0.112, 2.7}, {0.112, -0.2, 2.7}, {0,
97 -0.2, 2.7}, {1.3375, 0, 2.53125}, {1.3375, -0.749, 2.53125},
98 {0.749, -1.3375, 2.53125}, {0, -1.3375, 2.53125}, {1.4375,
99 0, 2.53125}, {1.4375, -0.805, 2.53125}, {0.805, -1.4375,
100 2.53125}, {0, -1.4375, 2.53125}, {1.5, 0, 2.4}, {1.5, -0.84,
101 2.4}, {0.84, -1.5, 2.4}, {0, -1.5, 2.4}, {1.75, 0, 1.875},
102 {1.75, -0.98, 1.875}, {0.98, -1.75, 1.875}, {0, -1.75,
103 1.875}, {2, 0, 1.35}, {2, -1.12, 1.35}, {1.12, -2, 1.35},
104 {0, -2, 1.35}, {2, 0, 0.9}, {2, -1.12, 0.9}, {1.12, -2,
105 0.9}, {0, -2, 0.9}, {-2, 0, 0.9}, {2, 0, 0.45}, {2, -1.12,
106 0.45}, {1.12, -2, 0.45}, {0, -2, 0.45}, {1.5, 0, 0.225},
107 {1.5, -0.84, 0.225}, {0.84, -1.5, 0.225}, {0, -1.5, 0.225},
108 {1.5, 0, 0.15}, {1.5, -0.84, 0.15}, {0.84, -1.5, 0.15}, {0,
109 -1.5, 0.15}, {-1.6, 0, 2.025}, {-1.6, -0.3, 2.025}, {-1.5,
110 -0.3, 2.25}, {-1.5, 0, 2.25}, {-2.3, 0, 2.025}, {-2.3, -0.3,
111 2.025}, {-2.5, -0.3, 2.25}, {-2.5, 0, 2.25}, {-2.7, 0,
112 2.025}, {-2.7, -0.3, 2.025}, {-3, -0.3, 2.25}, {-3, 0,
113 2.25}, {-2.7, 0, 1.8}, {-2.7, -0.3, 1.8}, {-3, -0.3, 1.8},
114 {-3, 0, 1.8}, {-2.7, 0, 1.575}, {-2.7, -0.3, 1.575}, {-3,
115 -0.3, 1.35}, {-3, 0, 1.35}, {-2.5, 0, 1.125}, {-2.5, -0.3,
116 1.125}, {-2.65, -0.3, 0.9375}, {-2.65, 0, 0.9375}, {-2,
117 -0.3, 0.9}, {-1.9, -0.3, 0.6}, {-1.9, 0, 0.6}, {1.7, 0,
118 1.425}, {1.7, -0.66, 1.425}, {1.7, -0.66, 0.6}, {1.7, 0,
119 0.6}, {2.6, 0, 1.425}, {2.6, -0.66, 1.425}, {3.1, -0.66,
120 0.825}, {3.1, 0, 0.825}, {2.3, 0, 2.1}, {2.3, -0.25, 2.1},
121 {2.4, -0.25, 2.025}, {2.4, 0, 2.025}, {2.7, 0, 2.4}, {2.7,
122 -0.25, 2.4}, {3.3, -0.25, 2.4}, {3.3, 0, 2.4}, {2.8, 0,
123 2.475}, {2.8, -0.25, 2.475}, {3.525, -0.25, 2.49375},
124 {3.525, 0, 2.49375}, {2.9, 0, 2.475}, {2.9, -0.15, 2.475},
125 {3.45, -0.15, 2.5125}, {3.45, 0, 2.5125}, {2.8, 0, 2.4},
126 {2.8, -0.15, 2.4}, {3.2, -0.15, 2.4}, {3.2, 0, 2.4}, {0, 0,
127 3.15}, {0.8, 0, 3.15}, {0.8, -0.45, 3.15}, {0.45, -0.8,
128 3.15}, {0, -0.8, 3.15}, {0, 0, 2.85}, {1.4, 0, 2.4}, {1.4,
129 -0.784, 2.4}, {0.784, -1.4, 2.4}, {0, -1.4, 2.4}, {0.4, 0,
130 2.55}, {0.4, -0.224, 2.55}, {0.224, -0.4, 2.55}, {0, -0.4,
131 2.55}, {1.3, 0, 2.55}, {1.3, -0.728, 2.55}, {0.728, -1.3,
132 2.55}, {0, -1.3, 2.55}, {1.3, 0, 2.4}, {1.3, -0.728, 2.4},
133 {0.728, -1.3, 2.4}, {0, -1.3, 2.4}, {0, 0, 0}, {1.425,
134 -0.798, 0}, {1.5, 0, 0.075}, {1.425, 0, 0}, {0.798, -1.425,
135 0}, {0, -1.5, 0.075}, {0, -1.425, 0}, {1.5, -0.84, 0.075},
139 static float tex[2][2][2] =
149 unit_teapot (int grid, int wire_p)
151 GLenum type = wire_p ? GL_LINE : GL_FILL;
152 float p[4][4][3], q[4][4][3], r[4][4][3], s[4][4][3];
156 glPushAttrib(GL_ENABLE_BIT | GL_EVAL_BIT);
157 glEnable(GL_AUTO_NORMAL);
158 glEnable(GL_NORMALIZE);
159 glEnable(GL_MAP2_VERTEX_3);
160 glEnable(GL_MAP2_TEXTURE_COORD_2);
163 glRotatef(270.0, 1.0, 0.0, 0.0);
164 glScalef(0.5, 0.5, 0.5);
165 glTranslatef(0.0, 0.0, -1.5);
166 for (i = 0; i < 10; i++) {
167 for (j = 0; j < 4; j++) {
168 for (k = 0; k < 4; k++) {
169 for (l = 0; l < 3; l++) {
170 p[j][k][l] = cpdata[patchdata[i][j * 4 + k]][l];
171 q[j][k][l] = cpdata[patchdata[i][j * 4 + (3 - k)]][l];
176 cpdata[patchdata[i][j * 4 + (3 - k)]][l];
179 s[j][k][l] = cpdata[patchdata[i][j * 4 + k]][l];
188 glMap2f(GL_MAP2_TEXTURE_COORD_2, 0, 1, 2, 2, 0, 1, 4, 2,
190 glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
192 glMapGrid2f(grid, 0.0, 1.0, grid, 0.0, 1.0);
193 glEvalMesh2(type, 0, grid, 0, grid);
195 glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
197 glEvalMesh2(type, 0, grid, 0, grid);
200 glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
202 glEvalMesh2(type, 0, grid, 0, grid);
204 glMap2f(GL_MAP2_VERTEX_3, 0, 1, 3, 4, 0, 1, 12, 4,
206 glEvalMesh2(type, 0, grid, 0, grid);